Calculate, comment, correct !
Are you often annoyed with typos and must enter long calculation chains again and again ?

With CalcTape, also extensive calculations remain clearly structured. CalcTape makes the arithmetic process visible - you can generate intermediate results and subsequently correct or change all numbers and operations.

Doing a calculation quickly and add some comments for later use ?
No problem - with CalcTape. CalcTape is available for iPhone, iPad, MacOS, Android and Windows.

CalcTape Business is the perfect alternative for your old adding machines / desktop calculators in your company / government / organization.